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In a room with 10 people, everyone shakes hands with everybody else exactly once. How many handshakes take place?

In a room with 10 people, everyone shakes hands with everybody else exactly once. How many handshakes take place?
105k views
9 votes
In a room with 10 people, everyone shakes hands with everybody else exactly once. How

many handshakes take place?

User Brandon Yarbrough
by
7.9k points

2 Answers

8 votes

Answer:

10 people = 10 x 10 hand shakes = 100 hs

Explanation:

User Tiia
by
8.3k points
9 votes

Answer:

20

Explanation:

User Jules Patry
by
8.5k points
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